Synonymous with
ROFL (similar pronounciations).
However, it is more commonly used in the ayng dialect. can be combined with suffixes of the ayng or n00b dialects as well.
origin: TNS
(normal) "What's that n00b, I like totally owned you?
haha raffle!"
(ayng) "you
see that noob over there? i just raffl't him, that's why he's
crying like a noob. rafflayng"
(n00b) "lolollolool!11!1rofl rofl rafflecopterzz zomgzomg!!!1!2"